TY - JOUR AU - Giraldo, A. AU - Alonso Morón, Manuel AU - Sánchez González, Álvaro PY - 2019 DO - 10.1016/j.topol.2019.03.010 SN - 0166-8641 UR - https://hdl.handle.net/20.500.14352/13191 T2 - Topology and its Applications AB - This paper is devoted to introducing additional structure on Čech homology groups. First, we redefine the Čech homology groups in terms of what we have called approximative homology by using approximative sequences of cycles, just as Borsuk introduced... LA - spa M2 - 1 PB - Elsevier KW - Čech homology KW - Čech homology groups KW - Approximative cycle and boundary KW - Approximative homology KW - Ultrametric TI - Ultrametrics on Čech homology groups TY - journal article ER -